ASN AS22437 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS22437?

AS22437 is listed under CoreSite.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS22437 CoreSite | IPGeolocation.io

ASN Lookup Tool

CoreSite coresite.com

US 2 Routes

AS Data

AS22437

AS22437 – CoreSite

AS Number	22437
AS Name	CORESITE-SPARE
Organization	CoreSite(cowil)
Country	US
Website	coresite.com
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2001-09-27

ASN Intelligence API for production workflows

Use ASN data for AS22437 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2604:3fc0:1ab::/48	AS22437	CoreSite	CoreSite	~1×10²⁴
98.158.149.0/24	AS22437	CoreSite	U.S. COLO, LLC	256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       22437
ASName:         CORESITE-SPARE
ASHandle:       AS22437
RegDate:        2001-09-27
Updated:        2018-08-29    
Ref:            https://rdap.arin.net/registry/autnum/22437


OrgName:        CoreSite
OrgId:          COWIL
Address:        1001 17th St
Address:        Suite 500
City:           Denver
StateProv:      CO
PostalCode:     80202
Country:        US
RegDate:        2005-01-14
Updated:        2025-04-09
Ref:            https://rdap.arin.net/registry/entity/COWIL


OrgTechHandle: STANL503-ARIN
OrgTechName:   Stanley, Michael 
OrgTechPhone:  +1-202-827-7002 
OrgTechEmail:  michael.stanley@coresite.com
OrgTechRef:    https://rdap.arin.net/registry/entity/STANL503-ARIN

OrgTechHandle: JFA116-ARIN
OrgTechName:   Favis, Jerome 
OrgTechPhone:  +1-213-327-1208 
OrgTechEmail:  jerome.favis@coresite.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JFA116-ARIN

OrgTechHandle: CMM8-ARIN
OrgTechName:   Malayter, Christopher Michael
OrgTechPhone:  +1-608-301-5180 
OrgTechEmail:  chris.malayter@coresite.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CMM8-ARIN

OrgTechHandle: JENSE37-ARIN
OrgTechName:   Jensen, John 
OrgTechPhone:  +1-571-612-7142 
OrgTechEmail:  john.jensen@coresite.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JENSE37-ARIN

OrgTechHandle: REEDC55-ARIN
OrgTechName:   Reed, Christopher 
OrgTechPhone:  +1-213-327-1203 
OrgTechEmail:  chris.reed@coresite.com
OrgTechRef:    https://rdap.arin.net/registry/entity/REEDC55-ARIN

OrgNOCHandle: CORES4-ARIN
OrgNOCName:   Coresite OSC
OrgNOCPhone:  +1-866-777-2673 
OrgNOCEmail:  osc@coresite.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/CORES4-ARIN

OrgAbuseHandle: CORES5-ARIN
OrgAbuseName:   CoreSite Abuse
OrgAbusePhone:  +1-866-777-2673 
OrgAbuseEmail:  abuse@coresite.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CORES5-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS2734	CoreSite	US

Upstreams

AS Number	Description	Country
AS2734	CoreSite	US

Contacts

Email Contacts

jerome.favis@coresite.com chris.reed@coresite.com chris.malayter@coresite.com john.jensen@coresite.com michael.stanley@coresite.com

Abuse Contacts

abuse@coresite.com